def _GetSemanticInfo(
self,
request_data,
func,
response_builder=responses.BuildDisplayMessageResponse,
reparse=True):
flags, filename = self._FlagsForRequest(request_data)
if not flags:
raise ValueError(NO_COMPILE_FLAGS_MESSAGE)
if self._completer.UpdatingTranslationUnit(
ToCppStringCompatible(filename)):
raise RuntimeError(PARSING_FILE_MESSAGE)
files = self.GetUnsavedFilesVector(request_data)
line = request_data['line_num']
column = request_data['column_num']
message = getattr(self._completer, func)(
ToCppStringCompatible(filename),
ToCppStringCompatible(request_data['filepath']), line, column,
files, flags, reparse)
if not message:
message = "No semantic information available"
return response_builder(message)
def ComputeCandidatesInner( self, request_data ):
filename = request_data[ 'filepath' ]
if not filename:
return
if self._completer.UpdatingTranslationUnit(
ToCppStringCompatible( filename ) ):
raise RuntimeError( PARSING_FILE_MESSAGE )
flags = self._FlagsForRequest( request_data )
if not flags:
raise RuntimeError( NO_COMPILE_FLAGS_MESSAGE )
files = self.GetUnsavedFilesVector( request_data )
line = request_data[ 'line_num' ]
column = request_data[ 'start_column' ]
with self._files_being_compiled.GetExclusive( filename ):
results = self._completer.CandidatesForLocationInFile(
ToCppStringCompatible( filename ),
line,
column,
files,
flags )
if not results:
raise RuntimeError( NO_COMPLETIONS_MESSAGE )
return [ ConvertCompletionData( x ) for x in results ]
def _FixIt( self, request_data ):
flags, filename = self._FlagsForRequest( request_data )
if not flags:
raise ValueError( NO_COMPILE_FLAGS_MESSAGE )
if self._completer.UpdatingTranslationUnit(
ToCppStringCompatible( filename ) ):
raise RuntimeError( PARSING_FILE_MESSAGE )
files = self.GetUnsavedFilesVector( request_data )
line = request_data[ 'line_num' ]
column = request_data[ 'column_num' ]
fixits = getattr( self._completer, "GetFixItsForLocationInFile" )(
ToCppStringCompatible( filename ),
ToCppStringCompatible( request_data[ 'filepath' ] ),
line,
column,
files,
flags,
True )
# don't raise an error if not fixits: - leave that to the client to respond
# in a nice way
return responses.BuildFixItResponse( fixits )
def _AddIdentifiersFromSyntax(self, keyword_list, filetype):
keyword_vector = ycm_core.StringVector()
for keyword in keyword_list:
keyword_vector.append(ToCppStringCompatible(keyword))
filepath = SYNTAX_FILENAME + filetype
self._completer.AddIdentifiersToDatabase(
keyword_vector, ToCppStringCompatible(filetype),
ToCppStringCompatible(filepath))
def _LocationForGoTo(self, goto_function, request_data, reparse=True):
flags, filename = self._FlagsForRequest(request_data)
if not flags:
raise ValueError(NO_COMPILE_FLAGS_MESSAGE)
files = self.GetUnsavedFilesVector(request_data)
line = request_data['line_num']
column = request_data['column_num']
return getattr(self._completer, goto_function)(
ToCppStringCompatible(filename),
ToCppStringCompatible(request_data['filepath']), line, column,
files, flags, reparse)
def _AddIdentifier(self, identifier, request_data):
filetype = request_data['first_filetype']
filepath = request_data['filepath']
if not filetype or not filepath or not identifier:
return
vector = ycm_core.StringVector()
vector.append(ToCppStringCompatible(identifier))
LOGGER.info('Adding ONE buffer identifier for file: %s', filepath)
self._completer.AddIdentifiersToDatabase(
vector, ToCppStringCompatible(filetype),
ToCppStringCompatible(filepath))
def FilterAndSortCandidatesWrap(candidates, sort_property, query):
from ycm_core import FilterAndSortCandidates
# The c++ interface we use only understands the (*native*) 'str' type (i.e.
# not the 'str' type from python-future. If we pass it a 'unicode' or
# 'bytes' instance then various things blow up, such as converting to
# std::string. Therefore all strings passed into the c++ API must pass through
# ToCppStringCompatible (or more strictly all strings which the C++ code
# needs to use and convert. In this case, just the insertion text property)
# For efficiency, the conversion of the insertion text property is done in the
# C++ layer.
return FilterAndSortCandidates(candidates,
ToCppStringCompatible(sort_property),
ToCppStringCompatible(query))
def _AddBufferIdentifiers(self, request_data):
filetype = request_data['first_filetype']
filepath = request_data['filepath']
if not filetype or not filepath:
return
collect_from_comments_and_strings = bool(
self.user_options['collect_identifiers_from_comments_and_strings'])
text = request_data['file_data'][filepath]['contents']
self._logger.info('Adding buffer identifiers for file: %s', filepath)
self._completer.ClearForFileAndAddIdentifiersToDatabase(
_IdentifiersFromBuffer(text, filetype,
collect_from_comments_and_strings),
ToCppStringCompatible(filetype), ToCppStringCompatible(filepath))
def FilterAndSortCandidatesWrap(candidates, sort_property, query,
max_candidates):
from ycm_core import FilterAndSortCandidates
# The c++ interface we use only understands the 'str' type. If we pass it a
# 'unicode' or 'bytes' instance then various things blow up, such as
# converting to std::string. Therefore all strings passed into the c++ API
# must pass through ToCppStringCompatible (or more strictly all strings which
# the C++ code needs to use and convert. In this case, just the insertion
# text property) For efficiency, the conversion of the insertion text
# property is done in the C++ layer.
return FilterAndSortCandidates(candidates,
ToCppStringCompatible(sort_property),
ToCppStringCompatible(query),
max_candidates)
def PrepareFlagsForClang(flags,
filename,
add_extra_clang_flags=True,
enable_windows_style_flags=False):
flags = _AddLanguageFlagWhenAppropriate(flags, enable_windows_style_flags)
flags = _RemoveXclangFlags(flags)
flags = _RemoveUnusedFlags(flags, filename, enable_windows_style_flags)
if add_extra_clang_flags:
# This flag tells libclang where to find the builtin includes.
flags.append('-resource-dir=' + CLANG_RESOURCE_DIR)
# On Windows, parsing of templates is delayed until instantiation time.
# This makes GetType and GetParent commands fail to return the expected
# result when the cursor is in a template.
# Using the -fno-delayed-template-parsing flag disables this behavior. See
# http://clang.llvm.org/extra/PassByValueTransform.html#note-about-delayed-template-parsing # noqa
# for an explanation of the flag and
# https://code.google.com/p/include-what-you-use/source/detail?r=566
# for a similar issue.
if OnWindows():
flags.append('-fno-delayed-template-parsing')
if OnMac():
flags = _AddMacIncludePaths(flags)
flags = _EnableTypoCorrection(flags)
vector = ycm_core.StringVector()
for flag in flags:
vector.append(ToCppStringCompatible(flag))
return vector
def AddIdentifier(self, identifier, request_data):
try:
filetype = request_data['filetypes'][0]
except KeyError:
filetype = None
filepath = request_data['filepath']
if not filetype or not filepath or not identifier:
return
vector = ycm_core.StringVector()
vector.append(ToCppStringCompatible(identifier))
self._logger.info('Adding ONE buffer identifier for file: %s',
filepath)
self._completer.AddIdentifiersToDatabase(
vector, ToCppStringCompatible(filetype),
ToCppStringCompatible(filepath))
def _IdentifiersFromBuffer(text, filetype, collect_from_comments_and_strings):
if not collect_from_comments_and_strings:
text = identifier_utils.RemoveIdentifierFreeText(text)
idents = identifier_utils.ExtractIdentifiersFromText(text, filetype)
vector = ycm_core.StringVector()
for ident in idents:
vector.append(ToCppStringCompatible(ident))
return vector
def GetUnsavedFilesVector( self, request_data ):
files = ycm_core.UnsavedFileVector()
for filename, file_data in iteritems( request_data[ 'file_data' ] ):
if not ClangAvailableForFiletypes( file_data[ 'filetypes' ] ):
continue
contents = file_data[ 'contents' ]
if not contents or not filename:
continue
unsaved_file = ycm_core.UnsavedFile()
utf8_contents = ToCppStringCompatible( contents )
unsaved_file.contents_ = utf8_contents
unsaved_file.length_ = len( utf8_contents )
unsaved_file.filename_ = ToCppStringCompatible( filename )
files.append( unsaved_file )
return files
def ComputeCandidates(self, request_data):
if not self.ShouldUseNow(request_data):
return []
completions = self._completer.CandidatesForQueryAndType(
ToCppStringCompatible(_SanitizeQuery(request_data['query'])),
ToCppStringCompatible(request_data['first_filetype']))
completions = completions[:self._max_candidates]
completions = _RemoveSmallCandidates(
completions,
self.user_options['min_num_identifier_candidate_chars'])
def ConvertCompletionData(x):
return responses.BuildCompletionData(insertion_text=x,
extra_menu_info='[ID]')
return [ConvertCompletionData(x) for x in completions]
def _AddIdentifiersFromTagFiles(self, tag_files):
absolute_paths_to_tag_files = ycm_core.StringVector()
for tag_file in self._FilterUnchangedTagFiles(tag_files):
absolute_paths_to_tag_files.append(ToCppStringCompatible(tag_file))
if not absolute_paths_to_tag_files:
return
self._completer.AddIdentifiersToDatabaseFromTagFiles(
absolute_paths_to_tag_files)
def PrepareFlagsForClang(flags, filename, add_extra_clang_flags=True):
flags = _AddLanguageFlagWhenAppropriate(flags)
flags = _RemoveXclangFlags(flags)
flags = _RemoveUnusedFlags(flags, filename)
if add_extra_clang_flags:
flags = _EnableTypoCorrection(flags)
vector = ycm_core.StringVector()
for flag in flags:
vector.append(ToCppStringCompatible(flag))
return vector
def OnBufferUnload(self, request_data):
# FIXME: The filepath here is (possibly) wrong when overriding the
# translation unit filename. If the buffer that the user closed is not the
# "translation unit" filename, then we won't close the unit. It would
# require the user to open the translation unit file, and close that.
# Incidentally, doing so would flush the unit for any _other_ open files
# which use that translation unit.
#
# Solving this would require remembering the graph of files to translation
# units and only closing a unit when there are no files open which use it.
self._completer.DeleteCachesForFile(
ToCppStringCompatible(request_data['filepath']))
def PrepareFlagsForClang(flags, filename, add_extra_clang_flags=True):
flags = _AddLanguageFlagWhenAppropriate(flags)
flags = _RemoveXclangFlags(flags)
flags = _RemoveUnusedFlags(flags, filename)
if add_extra_clang_flags:
if OnMac() and not _SysRootSpecifedIn(flags):
for path in _MacIncludePaths():
flags.extend(['-isystem', path])
flags = _EnableTypoCorrection(flags)
vector = ycm_core.StringVector()
for flag in flags:
vector.append(ToCppStringCompatible(flag))
return vector
def OnFileReadyToParse(self, request_data):
flags, filename = self._FlagsForRequest(request_data)
if not flags:
raise ValueError(NO_COMPILE_FLAGS_MESSAGE)
with self._files_being_compiled.GetExclusive(filename):
diagnostics = self._completer.UpdateTranslationUnit(
ToCppStringCompatible(filename),
self.GetUnsavedFilesVector(request_data), flags)
diagnostics = _FilterDiagnostics(diagnostics)
self._diagnostic_store = DiagnosticsToDiagStructure(diagnostics)
return responses.BuildDiagnosticResponse(
diagnostics, request_data['filepath'],
self.max_diagnostics_to_display)
def FilterAndSortCandidatesWrap(candidates, sort_property, query):
from ycm_core import FilterAndSortCandidates
# The c++ interface we use only understands the (*native*) 'str' type (i.e.
# not the 'str' type from python-future. If we pass it a 'unicode' or
# 'bytes' instance then various things blow up, such as converting to
# std::string. Therefore all strings passed into the c++ API must pass through
# ToCppStringCompatible (or more strictly all strings which the C++ code
# needs to use and convert. In this case, just the insertion text property)
# FIXME: This is actually quite inefficient in an area which is used
# constantly and the key performance critical part of the system. There is
# code in the C++ layer (see PythonSupport.cpp:GetUtf8String) which attempts
# to work around this limitation. Unfortunately it has issues which cause the
# above problems, and we work around it by converting here in the python
# layer until we can come up with a better solution in the C++ layer.
# Note: we must deep copy candidates because we do not want to clobber the
# data that is passed in. It is actually used directly by the cache, so if
# we change the data pointed to by the elements of candidates, then this will
# be reflected in a subsequent response from the cache. This is particularly
# important for those candidates which are *not* returned after the filter, as
# they are not converted back to unicode.
cpp_compatible_candidates = _ConvertCandidatesToCppCompatible(
copy.deepcopy(candidates), sort_property)
# However, the reset of the python layer expects all the candidates properties
# to be some form of unicode string - a python-future str() instance.
# So we need to convert the insertion text property back to a unicode string
# before returning it.
filtered_candidates = FilterAndSortCandidates(
cpp_compatible_candidates, ToCppStringCompatible(sort_property),
ToCppStringCompatible(query))
return _ConvertCandidatesToPythonCompatible(filtered_candidates,
sort_property)
def _SanitizeFlags(flags):
"""Drops unsafe flags. Currently these are only -arch flags; they tend to
crash libclang."""
sanitized_flags = []
saw_arch = False
for i, flag in enumerate(flags):
if flag == '-arch':
saw_arch = True
continue
elif flag.startswith('-arch'):
continue
elif saw_arch:
saw_arch = False
continue
sanitized_flags.append(flag)
vector = ycm_core.StringVector()
for flag in sanitized_flags:
vector.append(ToCppStringCompatible(flag))
return vector
def AddIdentifiersFromTagFiles(self, tag_files):
absolute_paths_to_tag_files = ycm_core.StringVector()
for tag_file in tag_files:
try:
current_mtime = os.path.getmtime(tag_file)
except:
continue
last_mtime = self._tags_file_last_mtime[tag_file]
# We don't want to repeatedly process the same file over and over; we only
# process if it's changed since the last time we looked at it
if current_mtime <= last_mtime:
continue
self._tags_file_last_mtime[tag_file] = current_mtime
absolute_paths_to_tag_files.append(ToCppStringCompatible(tag_file))
if not absolute_paths_to_tag_files:
return
self._completer.AddIdentifiersToDatabaseFromTagFiles(
absolute_paths_to_tag_files)
def SetResponseHeader(name, value):
name = ToCppStringCompatible(name) if PY2 else ToUnicode(name)
value = ToCppStringCompatible(value) if PY2 else ToUnicode(value)
bottle.response.set_header(name, value)
def OnBufferUnload( self, request_data ):
self._completer.DeleteCachesForFile(
ToCppStringCompatible( request_data[ 'filepath' ] ) )
def ComputeCandidates(self, request_data):
if not self.ShouldUseNow(request_data):
return []
completions = self._completer.CandidatesForQueryAndType(
ToCppStringCompatible(_SanitizeQuery(request_data['query'])),
ToCppStringCompatible(request_data['first_filetype']),
self._max_candidates)
completions = _RemoveSmallCandidates(
completions,
self.user_options['min_num_identifier_candidate_chars'])
def ConvertCompletionData(x):
return responses.BuildCompletionData(insertion_text=x,
extra_menu_info='[ID]')
# ==== Manual hack for customized autocomplete ====
# return [ ConvertCompletionData( x ) for x in completions ]
# -- for DEBUG --
# from collections import defaultdict
# mytest = [responses.BuildCompletionData(
# insertion_text = str(v[0]()),
# extra_menu_info = str(k), # '[SHORTCUT]',
# detailed_info = 'pdb shortcut',
# kind = None,
# extra_data = defaultdict(lambda x: 'completion_extra_data_placeholder'),
# ) for k, v in request_data._computed_key.items()]
# -- DEBUG end --
# This part adds customized autocompletion for non-triggered
# identifiers. For triggered identifiers (e.g. completion after
# dot in python), customization should be added to the filetype-
# specific completer.
from collections import defaultdict
insertion_text = None
query = request_data['query']
if 'python' in request_data['filetypes']:
if query == 'pdb':
additional_identifier = insertion_text = 'import pdb; pdb.set_trace(); _ = 1'
elif request_data['prefix'].endswith('import '):
insertion_text = {
'np': 'numpy as np',
'numpy': 'numpy as np',
'pd': 'pandas as pd',
'pandas': 'pandas as pd',
'plt': 'matplotlib.pyplot as plt',
'pdb': 'pdb; pdb.set_trace(); _ = 1',
}.get(query, None)
if insertion_text:
additional_identifier = [
responses.BuildCompletionData(
insertion_text=insertion_text,
extra_menu_info='[SHORTCUT]',
detailed_info='oneliner shortcut',
extra_data=defaultdict(
lambda x: 'completion_extra_data_placeholder'))
]
else:
additional_identifier = []
converted_completions = [ConvertCompletionData(x) for x in completions]
return converted_completions[:
1] + additional_identifier + converted_completions[
1:]
def FilterAndSortCandidatesShim( candidates, sort_property, query ):
return FilterAndSortCandidates( candidates,
ToCppStringCompatible( sort_property ),
ToCppStringCompatible( query ) )
def FilterAndSortCandidatesWrap(candidates, sort_property, query):
from ycm_core import FilterAndSortCandidates
return FilterAndSortCandidates(candidates,
ToCppStringCompatible(sort_property),
ToCppStringCompatible(query))
